EP 4019590 A1 20220629 - THERMOPLASTIC COMPOSITIONS WITH HIGH DIELECTRIC CONSTANT, HIGH HEAT RESISTANCE AND IMPROVED MECHANICAL PROPERTIES AND THE SHAPED ARTICLE THEREFORE
Title (en)
THERMOPLASTIC COMPOSITIONS WITH HIGH DIELECTRIC CONSTANT, HIGH HEAT RESISTANCE AND IMPROVED MECHANICAL PROPERTIES AND THE SHAPED ARTICLE THEREFORE
Title (de)
THERMOPLASTISCHE ZUSAMMENSETZUNGEN MIT HOHER DIELEKTRIZITÄTSKONSTANTE, HOHER TEMPERATURBESTÄNDIGKEIT UND VERBESSERTEN MECHANISCHEN EIGENSCHAFTEN UND FORMKÖRPER DAFÜR
Title (fr)
COMPOSITIONS THERMOPLASTIQUES AVEC HAUTE CONSTANTE DIÉLECTRIQUE, HAUTE RÉSISTANCE THERMIQUE ET MEILLEURES PROPRIÉTÉS MÉCANIQUES ET L'ARTICLE AINSI FAÇONNÉ
Publication
Application
Priority
EP 20216593 A 20201222
Abstract (en)
Thermoplastic compositions include: (a) from about 10 wt. % to 60 wt. % of a first polyphenylene oxide PPO; (b) from about 0.5 wt. % to about 10 wt. % of a second PPO with low degree of polymerization and a viscosity between 0.1 dl/g and 0.3 dl/g; (c) from about 0.5 wt. % to about 10 wt. % of a general purpose polystyrene GPPS, (d) from about 0.5 wt% to about 10 wt% of an impact modifier; and (e) from about 30 wt. % to about 70 wt. % of an inorganic ceramic filler. A ratio of the first PPO and the second PPO to polystyrene is from 1:1 to 6:1. The combined weight percent value of all components does not exceed 100 wt. %, and all weight percent values are based on the total weight of the composition.
IPC 8 full level
C08L 71/12 (2006.01)
CPC (source: EP KR US)
C08K 3/22 (2013.01 - KR US); C08K 3/30 (2013.01 - US); C08K 5/524 (2013.01 - US); C08L 25/06 (2013.01 - KR); C08L 53/02 (2013.01 - KR); C08L 71/12 (2013.01 - EP KR US); C08K 2003/2241 (2013.01 - KR US); C08K 2003/3036 (2013.01 - US); C08K 2201/014 (2013.01 - US); C08L 2203/20 (2013.01 - US); C08L 2205/025 (2013.01 - KR); C08L 2205/035 (2013.01 - KR US)
C-Set (source: EP)
C08L 71/12 + C08K 3/22 + C08K 2003/2241 + C08L 25/06 + C08L 53/02 + C08L 71/12
Citation (applicant)
- US 2018258282 A1 20180913 - WANG JIAN [CN], et al
- CN 108164973 A 20180615 - GUANGDONG SINOPLAST ADVANCED MAT CO LTD
- US 2009054553 A1 20090226 - MENG JIRU [CN], et al
Citation (search report)
- [X] EP 3591004 A1 20200108 - SABIC GLOBAL TECHNOLOGIES BV [NL]
- [A] EP 3546509 A1 20191002 - SABIC GLOBAL TECHNOLOGIES BV [NL]
- [A] CN 110698839 A 20200117 - GUANGDONG ALDEX NEW MAT CO LTD
- [A] CN 110776729 A 20200211 - GUANGDONG ALDEX NEW MAT CO LTD
- [A] US 2003125478 A1 20030703 - MARI BEEK FRANCISCUS JOHANNES [NL], et al
Designated contracting state (EPC)
AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR
Designated extension state (EPC)
BA ME
DOCDB simple family (publication)
EP 4019590 A1 20220629; CN 116888216 A 20231013; CN 116888216 B 20240319; EP 4267676 A1 20231101; KR 102661810 B1 20240430; KR 20230117249 A 20230807; US 2023392007 A1 20231207; WO 2022137180 A1 20220630
DOCDB simple family (application)
EP 20216593 A 20201222; CN 202180094134 A 20211222; EP 21835866 A 20211222; IB 2021062215 W 20211222; KR 20237024987 A 20211222; US 202118266668 A 20211222